Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WF

William E. Foltz — 18 Patents

3M: 16 patents #943 of 11,543Top 9%
SPSolventum Intellectual Properties: 2 patents #68 of 387Top 20%
Cottage Grove, MN: #30 of 362 inventorsTop 9%
Minnesota: #4,045 of 52,454 inventorsTop 8%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
William E. Foltz has been granted 18 US patents while listed as an inventor at 3M. The first was granted in 1989 and the most recent in July 2025. William E. Foltz ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list William E. Foltz in Cottage Grove, MN, US.

Patents per Year

Patents granted per year, 1989 to 2025Bar chart with a peak of 2 patents in 1993.peak 21989: 1 patents19891991: 1 patents1993: 2 patents19931994: 1 patents1995: 1 patents19952002: 1 patents2003: 1 patents20032005: 1 patents2006: 1 patents20062015: 2 patents2016: 1 patents20162017: 2 patents2018: 1 patents20182025: 2 patents2025

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12350395 Process and device for generating a moving front within a sterilization monitoring device and uses thereof G. Marco Bommarito, Scott D. Anderson, Ryan W. Clarke, Paul N. Holt, Timothy J. Nies +3 more 2025-07-08
12251489 Sterilization chemical indicator G. Marco Bommarito, Scott D. Anderson, Ryan W. Clarke, Paul N. Holt, Timothy J. Nies +1 more 2025-03-18
10059977 Biological sterilization indicator Kelvin J. Witcher, Naiyong Jing 2018-08-28 $55,366,000
9675722 Biological indicator for monitoring a low-temperature sterilization process Francois Ahimou, Assumpta A. G. Bennaars-Eiden, SWARNALATHA SWAMINATHAN 2017-06-13 $26,009,000
9650661 Nanostructured spore carrier Kelvin J. Witcher, Naiyong Jing 2017-05-16 $25,157,000
9334521 Process challenge device and methods Barry W. Robole 2016-05-10 $31,902,000
9114186 Sterilization process challenge device Steven S. Kirckof, Lawrence D. Fosler, Joshua M. Schmitz, Barry W. Robole, Chad M. Herrlein 2015-08-25 $22,777,000
8975067 Self-contained sterilization indicators including a neutralizer for residual oxidizing sterilant Francois Ahimou, G. Marco Bommarito, Robert A. Asmus, Louis C. Haddad, Tushar A. Kshirsagar 2015-03-10 $15,307,000
7045343 Sterilization indicator test packs Kelvin J. Witcher, Sailaja Chandrapati, Thomas T. Rosenlund, Robert A. Asmus, Ronald G. Lulich 2006-05-16 $19,975,000
6897059 Sterilization indicator with chemically stabilized enzyme Robert A. Asmus, Ronald G. Lulich 2005-05-24 $25,877,000
6623955 Rapid read-out biological indicator Richard R. Matner, Lewis P. Woodson 2003-09-23 $13,340,000
6355448 Sterilization indicator with chemically stabilized enzyme Robert A. Asmus, Ronald G. Lulich 2002-03-12 $14,006,000
5418167 Rapid read-out biological indicator Richard R. Matner, Lewis P. Woodson 1995-05-23 $5,921,000
5334841 Method and apparatus for detecting fluorescence Josef A. Graessle, Werner Schwarz 1994-08-02 $14,104,000
5252484 Rapid read-out biological indicator Richard R. Matner, Lewis P. Woodson 1993-10-12 $22,675,000
5223401 Rapid read-out sterility indicator Richard R. Matner, Lewis P. Woodson 1993-06-29 $24,397,000
5073488 Rapid method for determining efficacy of a sterilization cycle and rapid read-out biological indicator Richard R. Matner, Lewis P. Woodson 1991-12-17 $12,391,000
4883641 Closure and container assembly for biological sterility indicator James H. Wicks 1989-11-28 $3,948,000